Table 3.

Binary logistic regression analysis of risk factors for interstitial pneumonia

Factor	Univariate analysis				Multivariate analysis
	Odds ratio	P value	95%CI		Odds ratio	P value	95%CI
			Lower	Upper			Lower	Upper
Male vs female	1.736	0.046	1.009	2.985	1.779	0.048	1.006	3.145
Age > 60 vs < =60	1.585	0.086	0.936	2.682
IPI score > 2 vs < =2	1.587	0.159	0.835	3.018
ECOG PS > 1 vs < =1	2.945	0.076	0.893	9.71
Diabetes,yes or no	3.042	0.003	1.468	6.3	3.625	0.001	1.675	7.845
Smoking history, yes or no	1.648	0.077	0.948	2.865
Baseline lung disease, yes or no	3.405	0.162	0.611	18.973
Prophylactic TMP/SMX, yes or no	0.321	< 0.001	0.188	0.55	0.33	< 0.001	0.19	0.57
Elevated LDH, yes vs no	0.921	0.759	0.545	1.556